@misc{indiciaeaf58cbd8df4b,
  title = {Quantum fluctuation and phase transition in a harmonic two-electron atomic model with variable dimensionality.},
  author = {C Franck},
  year = {1993},
  doi = {10.1103/physreva.47.119},
  url = {https://pubmed.ncbi.nlm.nih.gov/9908901/},
  note = {Source identifier: 9908901}
}